American English

Definition of layman noun from the Oxford Advanced American Dictionary

     

    layman

     noun
    noun
    NAmE//ˈleɪmən//
     
    (pl. laymen
    NAmE//ˈleɪmən//
     
    )
    (also layperson)
     
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  1. 1a person who does not have expert knowledge of a particular subject a book written for professionals and laymen alike to explain something in layman's terms (= in simple language)
  2. 2 a person who is a member of a church but is not a priest or member of the clergy see also laywoman
See the Oxford Advanced Learner's Dictionary entry: layman